What is an XLSX file?

Related questions

1. What is difference between XLS and XLSX?
2. Is Xlsx compressed?
3. What is XLSM vs Xlsx?
4. What causes Excel to not respond?
5. How many rows can Xlsx handle?
6. Is Xlsx backwards compatible?
7. What is the difference between Xlsx and XLSM?
8. How do I save an Excel file as Xlsx?
9. How much RAM can 64 bit Excel use?
10. How do I convert XLSM to Xlsx?

Tags

1. #excel
2. #later
3. #created
4. #earlier
5. #microsoft
6. #saved
7. #version
8. #format
9. #compressed
10. #spreadsheet
11. #extension
12. #macros
13. #versions
14. #files
15. #based
16. #support